(х+8)^2=(х+3)^2
x^2+16x+64=x^2+6x+9
x^2+16x-x^2-6x=9-64
10x=-55
x=-5.5
(-5.5+8)^2=(-5.5+3)^2
2.5^2=(-2.5)^2
6.25=6.25
(х+8)^2=(х+3)^2
x^2+16x+64=x^2+6x+9
x^2+16x-x^2-6x=9-64
10x=-55
x=-5.5
(-5.5+8)^2=(-5.5+3)^2
2.5^2=(-2.5)^2
6.25=6.25